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TFM-825DL; Sony Corporation; (ID = 1534732) Radio TFM-825DL; Sony Corporation; (ID = 700510) Radio
TFM-825DL; Sony Corporation; (ID = 700511) Radio TFM-825DL; Sony Corporation; (ID = 700512) Radio
TFM-825DL; Sony Corporation; (ID = 1498290) Radio TFM-825DL; Sony Corporation; (ID = 1498291) Radio
TFM-825DL; Sony Corporation; (ID = 1498292) Radio TFM-825DL; Sony Corporation; (ID = 1498293) Radio
TFM-825DL; Sony Corporation; (ID = 1498294) Radio TFM-825DL; Sony Corporation; (ID = 1498295) Radio
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TFM-825DL; Sony Corporation; (ID = 1534732) Radio
Sony Corporation;: TFM-825DL [Radio] ID = 1534732 933x1189
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For model TFM-825DL, Sony Corporation; Tokyo
Country:  Japan
Manufacturer / Brand:  Sony Corporation; Tokyo
Year: 1964 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 8: 2SC710 2SC629 2SC403 2SC403 2SC403 2SC633 2SB136 2SB136
Main principle Superheterodyne (common); ZF/IF 455 kHz
Wave bands Broadcast, Long Wave and FM or UHF.
Power type and voltage Dry Batteries / 9 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 7 cm = 2.8 inch
Power out 0.2 W (unknown quality)
from Model: TFM-825DL - Sony Corporation; Tokyo
Material Various materials
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 73 x 110 x 34 mm / 2.9 x 4.3 x 1.3 inch

Material: Metalico y plastico. Altavoz elíptico 7 x 4,5 cm.

This radio shows the fine Japanese workmanship and high quality materials used in the late 60's and early 70's. The front is full heavy metal (brass) and the internal chassis is made of metal as well. Electronics uses silicon transistors in the FM tuner, mixer, IF1, IF2, and audio driver stages, and two germanium transistors in the audio output push-pull stage.

See also versions TFM825, TFM-825J and TFM-825L.



Net weight (2.2 lb = 1 kg) 0.4 kg / 0 lb 14.1 oz (0.881 lb)

Model page created by Salvador Galan-Ocaña. See "Data change" for further contributors.

All listed radios etc. from Sony Corporation; Tokyo
Here you find 3567 models, 3420 with images and 754 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.